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80mm High Quality Diamond Core Drill Bit Holes for Stone Tile Glass

Name: 80mm High Quality Diamond Core Drill Bit Holes for Stone Tile Glass
Brand: Johnson Tools Manufactory Co., Ltd.
SKU: 1920141775

Jiangsu, ChinaJohnson Tools Manufactory Co., Ltd.

US$6.40

30-199 Pieces

US$6.30

200-499 Pieces

US$6.20

500+ Pieces

Product profile

Customized

Standard

Length

70mm

Type

Core Drill Bit

Material

Diamond

Usage

Stone Drilling

Product Name

80mm Electroplated Drill Bits

Blade Material

Diamond

Outer Diameter

80mm

Thread

M14 or 5/8-11

Drill Material

Stone

Package

White Box

Advantage

Imporved Efficiency

Teeth

Split Teeth

Transport Package

Package

Specification

Trademark

Johnsontool

Origin

China

HS Code

8202391000

Production Capacity

10000PCS/Month

Key features

High Cutting Efficiency: Latest technology ensures excellent cutting speed and long cutting life compared to electroplated bits.

Versatile Material Usage: Suitable for drilling stone, glass, fiberglass, man-made marble, and light steel.

Wet or Dry Operation: Can run wet or dry with high diamond concentration for cleaner finishing and fast drilling.

Split Teeth Design: Features split teeth for fast cutting and prevents chipping during operation.

Customization Available: Offers customized products including different formulas, grits, and electroplated parts.

Stock Availability: Always maintain stock in our factory for immediate delivery needs.

DIY Market Friendly: Cost-effective solution ideal for DIY projects requiring essential drilling capabilities.

Company profile

Years of Export ExperiencePatents AwardedFast DeliveryOEM Services

Johnson Tools Manufactory Co., Ltd.

Jiangsu, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 17 Years CertifiedNearest Port: Shanghai Port, Ningbo, QingdaoAverage Response Time: ≤3.82h

AI-Powered supplier vetting

SummaryThe supplier provides OEM and ODM services and supports extensive customization, including sample-, design-, full-, minor-, and flexible customization. It has 17 years of export experience, self-managed import/export rights, 90% export sales, and accepts multiple trade and payment terms. Production is conducted on one line, supported by 11–20 quality-control staff and stated advanced equipment and checking systems. However, no management-system certifications, SDK, new products in the past year, overseas service facilities, or offline trade-show participation are reported. Service procedures and complaint handling lack written records, and production batches are not continuously reconciled. Financial and cash-flow evidence is limited to year labels, so financial credibility cannot be conclusively assessed.

Supplier typeThe supplier is an OEM/ODM manufacturer with its own factory location, one production line, stated production output, advanced equipment, and a technical workforce. It also provides export services directly through self-managed import/export rights, indicating a manufacturing-oriented supplier rather than a pure trading intermediary.

CertificationsThe supplier’s certification of management systems is explicitly listed as NIL. This is a stated absence of certification evidence and represents a deficiency for this field.

After-Sales capabilityThe supplier has a complaint-handling procedure, but no written records, and it lacks written service-assessment and corrective/preventive-action procedures or records. It also reports no overseas warehouses, showrooms, agents, branches, or offline trade-show participation, limiting documented overseas service support.

R&D capabilityThe supplier provides ODM and broad design customization, but reports no available SDK and no new products during the past year. These explicit limitations outweigh the design-service evidence when assessing demonstrated recent innovation capability.

Production capacityThe supplier reports one production line, 11–20 quality-control staff, advanced production and checking equipment, and flexible export fulfillment with one-month lead times in both peak and off-season. However, it does not continuously reconcile quantities for each batch or mass production, so production controls are not fully documented.

Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, minor customization, and flexible customization, and also offers ODM services. This is strong direct evidence of broad customization capability.